Power inverter



FIG. 1 is a top perspective view of the power inverter showing my new design.

FIG. 2 is a bottom perspective view.

FIG. 3 is a top view thereof.

FIG. 4 is a bottom view thereof.

FIG. 5 is a front view thereof.

FIG. 6 is a back view thereof; and,

FIG. 7 is a left side view. 

CLAIM The ornamental design for a power inverter, as shown and described. 